Top-ranked Aryna Sabalenka has advanced to the Brisbane International final for the third year in a row after a 6-3, 6-4 win over Karolina Muchová.

Aryna Sabalenka has held off Madison Keys in straight sets at the Brisbane International, flipping the outcome of last year's Australian Open final.

Rafael Nadal has concerns over his surgically repaired left hip just two wins and a loss into his comeback from a year-long injury layoff and just over a week before the Australian Open.